Pith Number

pith:3BFJRUIE

pith:2021:3BFJRUIEEBBW2AWQZ3UYNT6Z2P

not attested not anchored not stored refs pending

Face Recognition as a Method of Authentication in a Web-Based System

Andrew Katumba, Ben Wycliff Mugalu, Jonathan Serugunda, Rodrick Calvin Wamala

arxiv:2103.15144 v1 · 2021-03-28 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BFJRUIEEBBW2AWQZ3UYNT6Z2P}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

IAP: Invisible Adversarial Patch Attack through Perceptibility-Aware Localization and Perturbation Optimization

Receipt and verification

First computed	2026-07-05T02:27:03.050993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d84a98d10420436d02d0cee986cfd9d3c6dfd79872e019ba7c9e4f449e610682

Aliases

arxiv: 2103.15144 · arxiv_version: 2103.15144v1 · doi: 10.48550/arxiv.2103.15144 · pith_short_12: 3BFJRUIEEBBW · pith_short_16: 3BFJRUIEEBBW2AWQ · pith_short_8: 3BFJRUIE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/3BFJRUIEEBBW2AWQZ3UYNT6Z2P \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d84a98d10420436d02d0cee986cfd9d3c6dfd79872e019ba7c9e4f449e610682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5cbf5264258ca6d7aa496b2bf686bd48c55ab094bc7f8b86d747dc456abe45b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-28T14:49:17Z",
    "title_canon_sha256": "e8b77db7b45ee9f579fd39db3091d2c2f1bbd537c75cd556d96d0317f361feec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.15144",
    "kind": "arxiv",
    "version": 1
  }
}